Watford 1-3 Arsenal (Pereyra; Cazorla 9pen, Alexis Sánchez 40, Özil 45+1)The Gunners picked up their first win of the season thanks to a fine first-half display, Alexis Sánchez scoring one and setting up the other two.

Group BNacional 1-3 Benfica (Tobias Figueiredo 64; Ghazal og 17, Carrillo 70, Jiménez 90+2)Another late goal from Raúl Jiménez, who earned Benfica a point in added time against Setúbal last weekend, added the gloss to the Eagles’ second Liga win of the season.

Dynamo Kyiv 0-2 Vorskla (Kolomoets 15 69)Dynamo had won five from five this season before suffering their first league defeat to anyone other than Shakhtar Donetsk since April 2014.

Konyaspor 2-2 Beşiktaş(Bajić 8 59; Olcay Şahan 14, Cenk Tosun 53)Turkish champions Beşiktaş followed up their opening Süper Lig win with a share of the spoils on Friday, though they were left holding on following Necip Uysal’s late dismissal.

Mönchengladbach 2-1 Leverkusen (Hahn 45+1, Stindl 85; Pohjanpalo 79)Gladbach, 6-1 victors over Young Boys in the week, needed Lars Stindl’s cool finish five minutes from time in order to maintain their perfect record this season.

Celtic 4-1 Aberdeen (Griffiths 13, Forrest 42, Sinclair 87pen, Rogic 90; Rooney 32)Celtic scored at least four goals for the third time in their last four games. James Forrest and Scott Sinclair have found the net in each of the Hoops’ first three league outings.

Group ETom 0-1 CSKA Moskva (Eremenko 54)The Russian champions’ unbeaten start to the Russian Premier League campaign continued thanks to Roman Eremenko’s third goal in his last four appearances.

Mönchengladbach 2-1 Leverkusen (Hahn 45+1, Stindl 85; Pohjanpalo 79)Joel Pohjanpalo scored just a minute after coming off the bench to make his Leverkusen debut, but there was still time for the hosts to find a winner.